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isbn10(data)


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 Function   [other Function type actions]

 Item   [operators of similar scope]

 Data manipulation   [other Data manipulation operators]

 Baseline

 


isbn10(data)

takes an ISBN-13 format code as the data input and returns is in ISBN-10 format. Any dashes or other punctuation will be ignored. If the argument is not a valid ISBN code, the function returns an empty string.